/**
*      author: Y_Yao
*      created: 2024-11-10 12:20:09
**/

#include<bits/stdc++.h>

using namespace std;
using LL = long long;
const LL LLINF = 1e18;
const int INF = 0x3f3f3f3f;

void solve()
{
    string s;
    cin >> s;
    if(s.size() <= 10)
    {
        cout << s << endl;
        return;
    }
    else
    {
        string tmp;
        tmp.push_back(s[0]);
        tmp += to_string(s.size() - 2);
        tmp.push_back(s[s.size() - 1]);
        cout << tmp << endl;
    }
}

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);

    int t = 1;
    cin >> t;
    while(t--)
    {
        solve();
    }
    return 0;
}